Simple writing from your desktop.
Download for OS X OS X 10.9 or later
By clicking the Download button you agree to the End-User License Agreement
Expressive Markup
Books are written using Markdown or Asciidoc. LaTeX support is planned.
GitBook gives you complete control over your book's markup, empowering you to express your ideas with clarity and precision.
Advanced proofreading
Our built-in proofreading goes beyond simple spellcheck. We detect subtle errors such as overly wordy sentences, passive voice, complicated/ambiguous words.
We support 30+ languages out of the box !
Version Control
Manage, versions and branches of your book thanks to the powerful Git technology.
The editor integrates an history dialog to let you review your changes before publishing.